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WARNING AND OPERATING INSTRUCTIONS
FOR LIFTING CAPACITIES

GENERAL

1. RATED LIFTING CAPACITIES apply only to the machine as

9. When boom length is between values listed, refer to the

originally manufactured and normally equipped by TADANO

rated lifting capacities of the next longer and next shorter

LTD. Modifications to the machine or use of optional

booms for the same radius. The lesser of the two rated lifting

equipment other than that specified can result in a reduction

capacities shall be used.

of capacity.

10. When making lifts at a load radius not shown, use the next

2. Hydraulic cranes can be hazardous if improperly

longer radius to determine allowable capacity.

operated or maintained. Operation and maintenance of this

11. Load per line should not exceed 12,300 lbs. (5,600kg) for

machine must be in compliance with information in the

hoist.

Operation and Maintenance Manual

supplied with

12. Check the actual number of parts of line with LOAD MOMENT

the crane. If this manual is missing, order a replacement

INDICATOR (AML-C) before operation. Maximum lifting

through the distributor.

capacity is restricted by the number of parts of line of LOAD

3. The operator and other personnel associated with this

MOMENT INDICATOR (AML-C). Limited capacity is as

machine shall fully acquaint themselves with the latest

determined from the formula, Single line pull for hoist

applicable ASME B30.5 safety standards for cranes as

12,300 lbs. (5,600kg) x number of parts of line.

mentioned in OSHA CFR29 part 1926.

13. The boom angle before loading should be greater to account

for deflection. For rated lifting capacities, the loaded boom

SET UP

angle and the load radius is for reference only.

1. Rated lifting capacities on the load chart are the maximum

14. The 35.1' (10.7m) boom length capacities are based on boom

allowable crane capacities. They are based on the machine

fully retracted. If not fully retracted [less than 48.2' (14.7m)

standing level on firm supporting surface under ideal job

boom length], use the rated lifting capacities for the 48.2' (14.7m)

conditions. Depending on the nature of the supporting

boom length.

surface, it may be necessary to have structural supports

15. Extension or retraction of the boom with loads may be

under the outrigger floats or tires to spread the loads to a

attempted within the limits of the RATED LIFTING CAPACITIES.

larger surface.

The ability to telescope loads is limited by hydraulic pressure,

2. For outrigger operation, outriggers shall be properly extended

boom angle, boom length, crane maintenance, etc.

with tires free of supporting surface before operating crane.

16. For lifting capacity of single top, reduce the rated lifting

capacities of relevant boom according to a weight reductions

OPERATION

for auxiliary load handling equipment. Capacities of single top

1. Rated lifting capacities have been tested to and meet

shall not exceed 12,300 lbs. (5,600kg) including main hook.

minimum requirements of SAE J1063-Cantilevered Boom

17. When base jib or top jib or both jib removing, jib state switch

Crane Structures Method of Test.

select removed.

2. Rated lifting capacities do not exceed 85 % of the tipping

18. When erecting and stowing jib, be sure to retain it by hand or by

load on outriggers fully extended as determined by SAE

other means to prevent its free movement.

J765-Crane Stability Test Code.

19. Use "ANTI-TWO BLOCK" disable switch when erecting and

Rated lifting capacities for partially extended outriggers are

stowing jib and when stowing hook block. While the switch is

determined from the formula, Rated Lifting Capacities

pushed, the hoist does not stop, even when overwind condition

=(Tipping Load - 0.1 x Tip Reaction)/1.25.

occurs.

3. Rated lifting capacities above bold lines in the chart are

20. For boom length with 28.9' (8.8m) jib, rated lifting capacities are

based on crane strength and those below, on its stability.

determined by loaded boom angle only in the column headed

They are based on actual load radius increased by boom

"113.9' (34.7m) boom + 28.9' (8.8m) jib".

deflection.

For boom length with 50' (15.2 m) jib, rated lifting capacities

4. The weight of handling device such as hook blocks, slings,

are determined by loaded boom angle only in the column

etc., must be considered as part of the load and must be

headed "113.9' (34.7m) boom + 50' (15.2m) jib".

deducted from the lifting capacities.

For angles not shown, use the next lower loaded boom angle

5. Rated lifting capacities are based on freely suspended loads

to determine allowable capacity.

and make no allowance for such factors as the effect of wind,
sudden stopping of loads, supporting surface conditions,
inflation of tires, operating speeds, side loads, etc. Side pull
on the boom or jib is extremely dangerous.

6. Rated lifting capacities do not account for wind on lifted load

or boom. We recommend against working under the condition
that the load is out of control due to a strong wind. During
boom lift, consider that the rated lifting capacity is reduced by

DEFINITIONS

50% when the wind speed is 20mph(9m/s) to 27mph(12m/s);

1. Load Radius: Horizontal distance from a projection of the axis

reduced by 70% when the wind speed is 27mph(12m/s) to

of rotation to supporting surface before loading to the center of

31mph(14m/s).If the wind speed is 31mph(14m/s) or over,

the vertical hoist line or tackle with load applied.

stop operation. During jib lift, stop operation if the wind speed

2. Loaded Boom Angle: The angle between the boom base

is 20mph(9m/s).

section and the horizontal, after lifting the rated lifting capacity

7. Rated lifting capacities at load radius shall not be exceeded.